diff --git a/baselines/dom.generated.d.ts b/baselines/dom.generated.d.ts
index 911961fa0..4ddb5dfee 100644
--- a/baselines/dom.generated.d.ts
+++ b/baselines/dom.generated.d.ts
@@ -2308,7 +2308,6 @@ interface WebTransportHash {
 interface WebTransportOptions {
     allowPooling?: boolean;
     congestionControl?: WebTransportCongestionControl;
-    protocols?: string[];
     requireUnreliable?: boolean;
     serverCertificateHashes?: WebTransportHash[];
 }
diff --git a/baselines/serviceworker.generated.d.ts b/baselines/serviceworker.generated.d.ts
index 01e2b47c6..9151a1d57 100644
--- a/baselines/serviceworker.generated.d.ts
+++ b/baselines/serviceworker.generated.d.ts
@@ -737,7 +737,6 @@ interface WebTransportHash {
 interface WebTransportOptions {
     allowPooling?: boolean;
     congestionControl?: WebTransportCongestionControl;
-    protocols?: string[];
     requireUnreliable?: boolean;
     serverCertificateHashes?: WebTransportHash[];
 }
diff --git a/baselines/sharedworker.generated.d.ts b/baselines/sharedworker.generated.d.ts
index 8e0b65b4c..0808bb7fc 100644
--- a/baselines/sharedworker.generated.d.ts
+++ b/baselines/sharedworker.generated.d.ts
@@ -703,7 +703,6 @@ interface WebTransportHash {
 interface WebTransportOptions {
     allowPooling?: boolean;
     congestionControl?: WebTransportCongestionControl;
-    protocols?: string[];
     requireUnreliable?: boolean;
     serverCertificateHashes?: WebTransportHash[];
 }
diff --git a/baselines/ts5.5/dom.generated.d.ts b/baselines/ts5.5/dom.generated.d.ts
index 911961fa0..4ddb5dfee 100644
--- a/baselines/ts5.5/dom.generated.d.ts
+++ b/baselines/ts5.5/dom.generated.d.ts
@@ -2308,7 +2308,6 @@ interface WebTransportHash {
 interface WebTransportOptions {
     allowPooling?: boolean;
     congestionControl?: WebTransportCongestionControl;
-    protocols?: string[];
     requireUnreliable?: boolean;
     serverCertificateHashes?: WebTransportHash[];
 }
diff --git a/baselines/ts5.5/serviceworker.generated.d.ts b/baselines/ts5.5/serviceworker.generated.d.ts
index 01e2b47c6..9151a1d57 100644
--- a/baselines/ts5.5/serviceworker.generated.d.ts
+++ b/baselines/ts5.5/serviceworker.generated.d.ts
@@ -737,7 +737,6 @@ interface WebTransportHash {
 interface WebTransportOptions {
     allowPooling?: boolean;
     congestionControl?: WebTransportCongestionControl;
-    protocols?: string[];
     requireUnreliable?: boolean;
     serverCertificateHashes?: WebTransportHash[];
 }
diff --git a/baselines/ts5.5/sharedworker.generated.d.ts b/baselines/ts5.5/sharedworker.generated.d.ts
index 8e0b65b4c..0808bb7fc 100644
--- a/baselines/ts5.5/sharedworker.generated.d.ts
+++ b/baselines/ts5.5/sharedworker.generated.d.ts
@@ -703,7 +703,6 @@ interface WebTransportHash {
 interface WebTransportOptions {
     allowPooling?: boolean;
     congestionControl?: WebTransportCongestionControl;
-    protocols?: string[];
     requireUnreliable?: boolean;
     serverCertificateHashes?: WebTransportHash[];
 }
diff --git a/baselines/ts5.5/webworker.generated.d.ts b/baselines/ts5.5/webworker.generated.d.ts
index b8d9f3170..fb0790230 100644
--- a/baselines/ts5.5/webworker.generated.d.ts
+++ b/baselines/ts5.5/webworker.generated.d.ts
@@ -953,7 +953,6 @@ interface WebTransportHash {
 interface WebTransportOptions {
     allowPooling?: boolean;
     congestionControl?: WebTransportCongestionControl;
-    protocols?: string[];
     requireUnreliable?: boolean;
     serverCertificateHashes?: WebTransportHash[];
 }
diff --git a/baselines/webworker.generated.d.ts b/baselines/webworker.generated.d.ts
index b8d9f3170..fb0790230 100644
--- a/baselines/webworker.generated.d.ts
+++ b/baselines/webworker.generated.d.ts
@@ -953,7 +953,6 @@ interface WebTransportHash {
 interface WebTransportOptions {
     allowPooling?: boolean;
     congestionControl?: WebTransportCongestionControl;
-    protocols?: string[];
     requireUnreliable?: boolean;
     serverCertificateHashes?: WebTransportHash[];
 }
diff --git a/inputfiles/removedTypes.jsonc b/inputfiles/removedTypes.jsonc
index f2f1cff15..22bc215d2 100644
--- a/inputfiles/removedTypes.jsonc
+++ b/inputfiles/removedTypes.jsonc
@@ -780,15 +780,16 @@
             "WebTransportOptions": {
                 "members": {
                     "member": {
-                        "anticipatedConcurrentIncomingBidirectionalStreams": null, // No implementation as of 2024-03
-                        "anticipatedConcurrentIncomingUnidirectionalStreams": null // No implementation as of 2024-03
+                        "anticipatedConcurrentIncomingBidirectionalStreams": null, // No implementation as of 2024-09
+                        "anticipatedConcurrentIncomingUnidirectionalStreams": null, // No implementation as of 2024-09
+                        "protocols": null // No implementation as of 2024-09
                     }
                 }
             },
             "WebTransportSendStreamOptions": {
                 "members": {
                     "member": {
-                        "waitUntilAvailable": null // No implementation as of 2023-11
+                        "waitUntilAvailable": null // Blink only as of 2024-09
                     }
                 }
             }